public static StatefulKnowledgeSession createKnowledgeSessionFromKBase(
KnowledgeBase kbase, HashMap<String, Object> context) {
KnowledgeSessionConfiguration ksconf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
StatefulKnowledgeSession knowledgeSession =
JPAKnowledgeService.newStatefulKnowledgeSession(kbase, ksconf, createEnvironment(context));
return knowledgeSession;
}
private StatefulKnowledgeSession createSession(KnowledgeBase kbase) {
final KnowledgeSessionConfiguration conf =
KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
conf.setOption(ClockTypeOption.get(ClockType.PSEUDO_CLOCK.getId()));
StatefulKnowledgeSession ksession =
JPAKnowledgeService.newStatefulKnowledgeSession(kbase, conf, createEnvironment());
return ksession;
}
public void testLogger1() throws Exception {
// load the process
KnowledgeBase kbase = createKnowledgeBase();
// create a new session
Environment env = KnowledgeBaseFactory.newEnvironment();
env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);
env.set(
EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());
Properties properties = new Properties();
properties.put(
"drools.processInstanceManagerFactory",
"org.jbpm.persistence.processinstance.JPAProcessInstanceManagerFactory");
properties.put(
"drools.processSignalManagerFactory",
"org.jbpm.persistence.processinstance.JPASignalManagerFactory");
KnowledgeSessionConfiguration config =
KnowledgeBaseFactory.newKnowledgeSessionConfiguration(properties);
StatefulKnowledgeSession session =
JPAKnowledgeService.newStatefulKnowledgeSession(kbase, config, env);
new JPAWorkingMemoryDbLogger(session);
JPAProcessInstanceDbLog log = new JPAProcessInstanceDbLog(env);
session
.getWorkItemManager()
.registerWorkItemHandler("Human Task", new SystemOutWorkItemHandler());
// record the initial count to compare to later
List<ProcessInstanceLog> processInstances = log.findProcessInstances("com.sample.ruleflow");
int initialProcessInstanceSize = processInstances.size();
// start process instance
long processInstanceId = session.startProcess("com.sample.ruleflow").getId();
System.out.println("Checking process instances for process 'com.sample.ruleflow'");
processInstances = log.findProcessInstances("com.sample.ruleflow");
assertEquals(initialProcessInstanceSize + 1, processInstances.size());
ProcessInstanceLog processInstance = processInstances.get(0);
System.out.print(processInstance);
System.out.println(" -> " + processInstance.getStart() + " - " + processInstance.getEnd());
assertNotNull(processInstance.getStart());
assertNotNull(processInstance.getEnd());
assertEquals(processInstanceId, processInstance.getProcessInstanceId());
assertEquals("com.sample.ruleflow", processInstance.getProcessId());
List<NodeInstanceLog> nodeInstances = log.findNodeInstances(processInstanceId);
assertEquals(6, nodeInstances.size());
for (NodeInstanceLog nodeInstance : nodeInstances) {
System.out.println(nodeInstance);
assertEquals(processInstanceId, processInstance.getProcessInstanceId());
assertEquals("com.sample.ruleflow", processInstance.getProcessId());
assertNotNull(nodeInstance.getDate());
}
log.clear();
processInstances = log.findProcessInstances("com.sample.ruleflow");
assertEquals(0, processInstances.size());
log.dispose();
}
private StatefulKnowledgeSession disposeAndReloadSession(
StatefulKnowledgeSession ksession, KnowledgeBase kbase) {
int ksessionId = ksession.getId();
ksession.dispose();
final KnowledgeSessionConfiguration conf =
KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
conf.setOption(ClockTypeOption.get(ClockType.PSEUDO_CLOCK.getId()));
StatefulKnowledgeSession newksession =
JPAKnowledgeService.loadStatefulKnowledgeSession(
ksessionId, kbase, conf, createEnvironment());
return newksession;
}
public void testLogger4LargeVariable() throws Exception {
// load the process
KnowledgeBase kbase = createKnowledgeBase();
// create a new session
Environment env = KnowledgeBaseFactory.newEnvironment();
env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);
env.set(
EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());
Properties properties = new Properties();
properties.put(
"drools.processInstanceManagerFactory",
"org.jbpm.persistence.processinstance.JPAProcessInstanceManagerFactory");
properties.put(
"drools.processSignalManagerFactory",
"org.jbpm.persistence.processinstance.JPASignalManagerFactory");
KnowledgeSessionConfiguration config =
KnowledgeBaseFactory.newKnowledgeSessionConfiguration(properties);
StatefulKnowledgeSession session =
JPAKnowledgeService.newStatefulKnowledgeSession(kbase, config, env);
new JPAWorkingMemoryDbLogger(session);
JPAProcessInstanceDbLog log = new JPAProcessInstanceDbLog(env);
session
.getWorkItemManager()
.registerWorkItemHandler(
"Human Task",
new WorkItemHandler() {
public void executeWorkItem(WorkItem workItem, WorkItemManager manager) {
Map<String, Object> results = new HashMap<String, Object>();
results.put("Result", "ResultValue");
manager.completeWorkItem(workItem.getId(), results);
}
public void abortWorkItem(WorkItem workItem, WorkItemManager manager) {}
});
// record the initial count to compare to later
List<ProcessInstanceLog> processInstances = log.findProcessInstances("com.sample.ruleflow");
int initialProcessInstanceSize = processInstances.size();
// start process instance
Map<String, Object> params = new HashMap<String, Object>();
List<String> list = new ArrayList<String>();
list.add("One");
list.add("Two");
String three = "";
for (int i = 0; i < 1024; i++) {
three += "*";
}
list.add(three);
params.put("list", list);
long processInstanceId = session.startProcess("com.sample.ruleflow3", params).getId();
System.out.println("Checking process instances for process 'com.sample.ruleflow3'");
processInstances = log.findProcessInstances("com.sample.ruleflow3");
assertEquals(initialProcessInstanceSize + 1, processInstances.size());
ProcessInstanceLog processInstance = processInstances.get(0);
System.out.print(processInstance);
System.out.println(" -> " + processInstance.getStart() + " - " + processInstance.getEnd());
assertNotNull(processInstance.getStart());
assertNotNull(processInstance.getEnd());
assertEquals(processInstanceId, processInstance.getProcessInstanceId());
assertEquals("com.sample.ruleflow3", processInstance.getProcessId());
List<VariableInstanceLog> variableInstances = log.findVariableInstances(processInstanceId);
assertEquals(6, variableInstances.size());
for (VariableInstanceLog variableInstance : variableInstances) {
System.out.println(variableInstance);
assertEquals(processInstanceId, processInstance.getProcessInstanceId());
assertEquals("com.sample.ruleflow3", processInstance.getProcessId());
assertNotNull(variableInstance.getDate());
}
log.clear();
processInstances = log.findProcessInstances("com.sample.ruleflow3");
assertEquals(0, processInstances.size());
log.dispose();
}